diff --git a/manifest.json b/manifest.json
index 3faf449..927542d 100644
--- a/manifest.json
+++ b/manifest.json
@@ -1,7 +1,7 @@
 {
   "manifest_version": 3,
   "name": "Accept-Language per site",
-  "version": "0.3.6",
+  "version": "0.4.0",
   "homepage_url": "https://github.com/sorz/accept-language-per-site",
   "author": "Shell Chen",
   "description": "Change Accept-Language for different sites",